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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
DIY 1kW Open Source MPPT Solar Charge Controller
QuinLED-Dig-Uno
kv4p HT v1.7b
Bike Fingerprint - PCB
Solar Powered WiFi Weather Station V2.0
iSpndel_4.0
400 Watts Stereo Audio Amplifier Board DIY 2SC5200+2SA1943
Arduino RC engine sound & light controller with inertia simulation for ESP32
4X40 Watts 4 Channel Audio Amplifier Board DIY TDA7388/CD7388 IC
SummerCart64 - a fully open source N64 flashcart
Frog Boy Color
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
DIY 1kW Open Source MPPT Solar Charge Controller
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ZIMBABWE
### DESCRIPTIONThe Audio Builders Workshop (ABW) is a working group of the Boston Chapter of Audio Engineering Society. The ABW promotes interest in electronics construction and design for appli...
ABW Low Pass Filter Kit
2351
0
2
Michael Swanson
Michael Swanson
UNITED STATES OF AMERICA
2
0
Linear audio input add-on board for WLED Wemos shield v2.0. Adding audio linear input to Universal WLED Wemos shield.
Audio input for shield v2.0
3954
0
3
Ser Ko
Ser Ko
UNITED STATES OF AMERICA
54
44
Moog CP3 is an classic synthesizer circuit, it adds subtle, warm "minimoog" distortion to your Eurorack modular audio synthesizer.Some think this mixer design gives vintage moog instruments their clas...
Eurorack Moog CP3 Clone Mixer
1909
0
6
AudioDIWHY
AudioDIWHY
UNITED STATES OF AMERICA
30
1
Auditronics Meter 2-Bulb Retrofit PCB (for Weston Meters)NOT FOR COMMERCIAL PURPOSES / NOT FOR RESALE / NOT FOR PROFIT.This is a drop-in replacement bulb board for the Weston VU meters used on vintage...
Auditronics Meter 2-Bulb Retrofit PCB (for Weston Meters)
93
0
1
Zach W
Zach W
UNITED STATES OF AMERICA
3
0
NOT FOR COMMERCIAL PURPOSES / NOT FOR RESALE / NOT FOR PROFIT.This is a drop-in replacement bulb board for the Modutec or Beede VU meters used on vintage Auditronics consoles (among other applications...
Auditronics Meter 3-Bulb Retrofit PCB (for Beede/Modutec Meters)
208
0
1
Zach W
Zach W
UNITED STATES OF AMERICA
3
0
NOT FOR COMMERCIAL PURPOSES / NOT FOR RESALE / NOT FOR PROFIT.Needed something like this for a project, so here are the open-source gerbers for free to make your own at a PCB fab of your choice. Use t...
2520-style DOA to single DIP8 opamp adaptor PCB (Rotated 90 Degrees)
75
0
0
Zach W
Zach W
UNITED STATES OF AMERICA
3
0
Easy to build, cheap synthesizer power supply for beginners looking to start building their modular synthesizer.Start making sounds without emptying your walletFeatures:+12V, -12V, +5V regulated outpu...
DIY Modular Synthesizer Power Supply
2569
2
5
Engineer
Engineer
UNITED STATES OF AMERICA
3
0
NOT FOR COMMERCIAL PURPOSES / NOT FOR RESALE / NOT FOR PROFIT.Needed something like this for a project, so here are the open-source gerbers for free to make your own at a PCB fab of your choice. Use t...
2520-style DOA to single DIP8 opamp adaptor PCB
88
0
0
Zach W
Zach W
UNITED STATES OF AMERICA
3
0
EL34 push pull schematic converted to s stereo design with organized resistors. Lots of routing but worth the ease of install. HIGH VOLTAGE, do not attempt this project is you are a novice. You'll los...
EL34 Stereo Amp PCB
764
0
2
Engineer
Engineer
UNITED STATES OF AMERICA
2
0
This is a just a simple tone control circuit that can be added to an existing project for better audio control.
Baxendall Tone Stack
2278
0
2
learn electronics
learn electronics
UNITED STATES OF AMERICA
93
0
A simple and easily adaptable little PCB to drive audio to a VU meter, complete with AC/DC rectifier and voltage regulator scheme. All through hole parts and simple values that most people should have...
GDIY VU Meter Driver v1.0b
619
0
1
Zach W
Zach W
UNITED STATES OF AMERICA
3
0
Based on the classic Tone Bender circuit, this is a silicon based fuzz. If you like the sound of the Fuzz Factory but want something with a more consistent and predictable sound try this.Check out the...
Tone Bender Si
2338
3
8
Mitchell Hudson
Mitchell Hudson
UNITED STATES OF AMERICA
31
1
The 1J24B is a Soviet era low voltage pentode, with a useful plate voltage of only 30VDC.Its leads are fragile and hard to work with; this Breakout board allows you to easily breadboard two of them fr...
2x 1J24B breakout board
946
0
0
AudioDIWHY
AudioDIWHY
UNITED STATES OF AMERICA
30
1
A CMOS version of the Ibanez Tube Screamer. This circuit by Runoffgroove.com replaces the op-amp stages with inverters from the 4069UBE hex invert. Sounds great. has a good overdrive to distorted soun...
UBE Screamer 4069
2084
0
7
Mitchell Hudson
Mitchell Hudson
UNITED STATES OF AMERICA
31
1
Audio amplfifier with LM386mALC, Automatic Level ControlPre amplifier for low signal levelOptional to add and S meterFor any concernPlease visit my FB grouphttps://www.facebook.com/groups/instrumentos...
LM386n_alc_pre_1
293
0
1
Juan Carlos Berberena Gonzalez
Juan Carlos Berberena Gonzalez
UNITED STATES OF AMERICA
8
0
The Op Amp Boost circuit was built for DIY guitar pedal enthusiasts to build and modify guitar pedals. You can use this op amp boost board to build your own boost pedal, or you can use it to add a boo...
Op Amp Boost Board
630
0
2
Dom Mimmotronics
Dom Mimmotronics
UNITED STATES OF AMERICA
0
0
1
2
3
